bluetooth: Keep GATT connections open by retaining BluetoothGattConnection objects.

content/browser/bluetooth/bluetooth_dispatcher_host.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // NETWORK_ERROR Note:
 // When a device can't be found in the BluetoothAdapter, that generally
 // indicates that it's gone out of range. We reject with a NetworkError in that
 // case.
 // https://webbluetoothchrome.github.io/web-bluetooth/#dom-bluetoothdevice-connectgatt
 
@@ skipping 255 matching lines @@
   const int request_id;
   const std::vector<BluetoothScanFilter> filters;
   const std::vector<BluetoothUUID> optional_services;
   scoped_ptr<BluetoothChooser> chooser;
   scoped_ptr<device::BluetoothDiscoverySession> discovery_session;
 };
 
 void BluetoothDispatcherHost::set_adapter(
     scoped_refptr<device::BluetoothAdapter> adapter) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
+  connections_.clear();
   if (adapter_.get())
     adapter_->RemoveObserver(this);
   adapter_ = adapter;
   if (adapter_.get())
     adapter_->AddObserver(this);
 }
 
 void BluetoothDispatcherHost::StartDeviceDiscovery(
     RequestDeviceSession* session,
     int chooser_id) {
@@ skipping 548 matching lines @@
   request_device_sessions_.Remove(chooser_id);
 }
 
 void BluetoothDispatcherHost::OnGATTConnectionCreated(
     int thread_id,
     int request_id,
     const std::string& device_instance_id,
     base::TimeTicks start_time,
     scoped_ptr<device::BluetoothGattConnection> connection) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
-  // TODO(ortuno): Save the BluetoothGattConnection so we can disconnect
-  // from it.
+  connections_.push_back(connection.Pass());
   RecordConnectGATTTimeSuccess(base::TimeTicks::Now() - start_time);
   RecordConnectGATTOutcome(UMAConnectGATTOutcome::SUCCESS);
   Send(new BluetoothMsg_ConnectGATTSuccess(thread_id, request_id,
                                            device_instance_id));
 }
 
 void BluetoothDispatcherHost::OnCreateGATTConnectionError(
     int thread_id,
     int request_id,
     const std::string& device_instance_id,
@@ skipping 99 matching lines @@
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   NOTIMPLEMENTED();
 }
 
 void BluetoothDispatcherHost::ShowBluetoothAdapterOffLink() {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   NOTIMPLEMENTED();
 }
 
 }  // namespace content